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AOZ1266QI-01
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Product Detailed Parameters
- Description：IC REG BUCK ADJ 6A 23QFNB
- Series：EZBuck™
- Mfr：Alpha & Omega Semiconductor Inc.
- Package：Tape & Reel (TR)
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：6.5V
- Voltage - Input (Max)：28V
- Voltage - Output (Min/Fixed)：0.6V
- Voltage - Output (Max)：23.8V
- Current - Output：6A
- Frequency - Switching：-
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：23-PowerTFQFN
- Supplier Device Package：23-QFNB (4x4)
- Grade：-
- Qualification：-
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Overview
The AOZ1266QI-01 is a positive adjustable buck switching regulator IC from Alpha & Omega Semiconductor Inc., belonging to the EZBuck series. It delivers up to 6A of output current with an input voltage range of 4.5V to 27V and an adjustable output voltage starting from 0.6V. The device operates at a fixed switching frequency of 370kHz and features synchronous rectification for improved efficiency. Packaged in a compact 23-PowerTFQFN (4x4mm) surface-mount module, it is designed for space-constrained applications requiring reliable DC-DC conversion within an operating temperature range of -40°C to 85°C.
Feature Summary
- Integrated synchronous buck converter topology for high-efficiency power management
- Adjustable output voltage capability allowing flexible system design configurations
- Compact 23-pin PowerTFQFN package optimized for dense PCB layouts
Applications
- Point-of-load regulation in industrial equipment
- Power supply stages for embedded computing systems
- Battery-powered devices requiring efficient step-down conversion
Procurement Notes
Verify component authenticity through authorized distribution channels due to potential counterfeit risks. Confirm RoHS3 compliance and REACH status prior to integration. Check datasheet revisions for any updates to electrical characteristics or pinout definitions. Ensure thermal management solutions align with the specified junction temperature limits during operation.
Selection Notes
Select this component when a single-phase synchronous buck regulator is required with an input voltage up to 27V and continuous load current near 6A. Consider the 23-QFNB package constraints for board space availability. Evaluate thermal performance under maximum load conditions to ensure adequate heat dissipation without exceeding operational temperature ratings.
Part Context
This part belongs to the EZBuck family of power management integrated circuits from Alpha & Omega Semiconductor. The series focuses on providing efficient, compact solutions for DC-DC conversion needs in various electronic systems. The AOZ1266 variant specifically targets applications requiring moderate current capabilities with adjustable output parameters.
Replacement Considerations
Consult official manufacturer documentation for direct cross-references. Verify compatibility regarding pin assignments, thermal resistance, and control interface signals before substituting with alternative regulators from other manufacturers.
